BIOL 223 Chapter 14-2
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List the structures that comprise the brainstem.
- medulla oblongata
List the five cranial nerves associated with the sensory/motor nuclei of the medulla oblongata.
- accessory nerve
What is the function associated with the vestibulocochlear nerve?
What are the functions associated with the glossopharyngeal nerve?
- saliva production
What is the primary function of the vagus nerve?
regulates visceral organs
The accessory nerve is involved in what function of the glossopharyngeal nerve?
What is the function of the hypoglossal nerve?
regulate tongue movement
The area of the medulla oblongata where information is "passed through" is comprised of four nuclei and known as the:
The nuclei that relays sensory information from the inferior half of the body is the:
The nuclei the relays sensory information from the superior half of the body is the:
The nuclei that integrates and relays sensory information from visceral organs is the:
Which nucleus in the medulla oblongata relays information from the "red" nucleus?
This area of the autonomic nuclei regulates the pace and depth of breathing.
respiratory rhythmicity center
The cardiac and vasomotor centers of the autonomic nuclei regulate:
- heart rate
- blood pressure
- contractions of blood vessels
List four examples of activities controlled by the general reflex centers.
List the three structures of the midbrain.
- corpora quadrigemina
- substantia nigra
- red nuclei
What do the two superior colliculi provide?
reflex response to visual stimuli
What do the two inferior colliculi provide?
reflex response to auditory stimuli
What is produced by the substantia nigra?
the ligand dopamine
What role does dopamine play in the human body, and what disease is characterized by the absense of dopamine?
- allows muscle movements to be smooth
- Parkinson's Disease
What is the primary task of the red nuclei?
the subconscious positioning of the upper limbs
The apneustic and pneumotaxic centers of the pons play a role in:
List the four cranial nerves have nuclei in the pons.
- abducen's nerve
The trigeminal nerve controls which body function?
Which nerve controls motor movement of the eye?
The facial nerve controls facial movement as well as:
salivary and tear production
The pons nuclei of the vestibulocochlear nerve controls:
balance and equilibrium
The outermost part of the cerebellum is comprised of gray matter and known as the cerebellar cortex. What name is given to the inner white matter of theh cerebellum?
arbor vitae (tree of life)
True or False: The cerebellum coordinates learned movement patterns once initiated by the basal nuclei.
Information from the inner ear and proprioceptors is organized in the cerebellum to regulate:
posture and balance
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